tcp_comp: add tcp comp option to SYN and SYN-ACK

hulk inclusion
category: feature
bugzilla: NA
CVE: NA

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Add new tcp COMP option to SYN and SYN-ACK when tcp COMP
is enabled. connection compress payload only when both side
support it.

For KABI compatible, smc_ok bit in struct tcp_options_received
is reused for COMP option, so this config depends !CONFIG_SMC.

Signed-off-by: Wang Yufen <wangyufen@huawei.com>
Reviewed-by: Wei Yongjun <weiyongjun1@huawei.com>
Reviewed-by: Yue Haibing <yuehaibing@huawei.com>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>